How to use the this.$nuxt.$pinia

[mahanteshaCloudMPower]

Reproduction

access Store

Steps to reproduce the bug

install: install(app) { setActivePinia(pinia); if (!isVue2) { pinia._a = app; app.provide(piniaSymbol, pinia); app.config.globalProperties.$pinia = pinia; if (USE_DEVTOOLS) { registerPiniaDevtools(app, pinia); } toBeInstalled.forEach((plugin) => {…}
state: RefImpl {__v_isShallow: false, dep: undefined, __v_isRef: true, _rawValue: {…}, _value: Proxy(Object)}
use: ƒ use(plugin)
_a: {_uid: 1, _component: {…}, _props: null, _container: div#__nuxt, _context: {…}, …}
_e:EffectScope {detached: true, _active: true, effects: Array(0), cleanups: Array(0), parent: undefined, …}
_p: [ƒ]
_s: Map(1) {'testStore' => Proxy(Object)}
__v_skip: true
[[Prototype]]: Object

Expected behavior

Am using nuxt3.5 and pinia stores above the example piece of code am getting
above the Object when
this.$nuxt.$pinia

Actual behavior

Problem is am how to get the store
Please explain above the Object and how to access the store and how to store the data into the store

Additional information

No response